Some of the more common audio/video problems that we have seen are:
Selecting the WEBEX Web App(for meeting attendees). This how-to video explains how to join a meeting without having to download anything to your computer - just use your web browser!
Get Started with WEBEX (for meeting attendees). This how-to video explains how to join a meeting and how to adjust the settings for your camera, microphone, and speakers when entering.
Connect to WEBEX meetings - Audio and Video settings. This how-to video explains how to change your Audio and Video settings within a WEBEX meeting. Especially helpful if either Audio or Video did not work the last WEBEX meeting you were in!